Inline arrays

• Proposed
• Prototype: Done
• Implementation: Done
• Specification: Not Started

Summary

This feature recognizes the special meaning of the [InlineArray] attribute, allows indexing into such inline array types and enumerating their elements.

See https://github.com/dotnet/csharplang/blob/main/proposals/csharp-12.0/inline-arrays.md

Design meetings

https://github.com/dotnet/csharplang/blob/main/meetings/2024/LDM-2024-06-17.md#inline-arrays-as-record-structs